Hands on with Lion Recovery Disk Show More [Editor's note: This article is part of our series of articles on installing and upgrading to Lion OS X In other words, you need Snow Leopard just to purchase and download Lion. If your Mac shipped with Leopard, but you later purchased Snow Leopard for, and installed it on, that Mac, you can install Lion on it. Those situations are pretty clear. This is just one scenario—I can think of a number of situations in which you might have Leopard on a Mac or an external hard drive, along with a valid license for Snow Leopard, and you'd rather not take the interim step of installing Snow Leopard just to upgrade to Lion.
This content has been archived , and is no longer maintained by Indiana University. Information here may no longer be accurate, and links may no longer be available or reliable. Before attempting to install or upgrade Mac OS X, verify that your computer meets the minimum system requirements. Then, continue your installation or upgrade. On this page: Install Snow Leopard while erasing everything on your computer Install Snow Leopard while keeping files, applications, and settings If you follow these steps, the installer will replace your operating system if one is already present, but will preserve your account information and personal files.
Revision 16 January Fix crash on startup on macOS
Jun 23, - Hitting the Tab key lets you cycle through the preview thumbnails of each . Mac OS X Snow Leopard is not a complete system overhaul. This USB will reinstall / new install OS X Snow Leopard on your Macbook / Mac Mini / iMac etc. Great for computer factory reset or blank hard drive new.